Home / 188,034.97-259,506.90-107,474.06

Finding the Fourth Proportional to 188,034.97, 259,506.90 and 107,474.06

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Solution

The fourth proportional to 188,034.97, 259,506.90 and 107,474.06 is: 148,324.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,034.97 : 259,506.90 = 107,474.06 : x
  2. Step 2: Convert to fraction form
    188,034.97/259,506.90 = 107,474.06/x
  3. Step 3: Cross multiply
    188,034.97x = 259,506.90 × 107,474.06
  4. Step 4: Simplify right side
    188,034.97x = 27,890,259,027.78
  5. Step 5: Solve for x
    x = 27,890,259,027.78/188,034.97
  6. Step 6: Final answer
    x = 148,324.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.